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Ответ

Ответ дан
CryFromTheHeart

Даний:

R = 20 Ом

I = 0.5 A

Знайти:

U - ?

Рішення:

U = I * R

U = 0.5 A * 20 Oм = 10 В

Відповідь: 10 Вольт

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